In Part-1 of this series, we covered some basics of AWS SAM which is an extension of AWS CloudFormation service and greatly simplifies managing serverless resources. We then defined and deployed a lambda function along with API Gateway using an SAM template. Following diagram shows the state of our serverless…

Introduction In one of previous posts we’ve discussed AWS Cloud Formation Service and how it helps us manage our infrastructure as code and simplify deployment tasks on AWS. AWS Serverless Application Model (SAM) takes it to the next level by simplifying the deployment of serverless resources. The AWS Serverless Application Model…

Introduction Over the years I’ve been in various discussions regarding benefits of clean architecture, best practices, techniques such as code reviews, unit tests etc. and I think on some degree most of us are aligned on the reasons behind it. Having a clean architecture or code-base not only makes your development…

Introduction A typical web application consists of a frontend (HTML, JavaScript, CSS), a backend (e.g. REST API) and database for persistence. Frontend typically communicate over REST calls to the backend for services. Token based authentication is a very common way to manage authentication and authorization information back and forth in the…

Introduction In previous post on AWS Cognito Basics — User Pools. we covered the basics of AWS Cognito and also created a User pool. Following is the recap: Recap AWS Cognito lets you add user sign-up, sign-in and access-control to your web and mobile apps quickly and easily: User pools are user…

Introduction I’ve previously written about various AWS services and how using serverless offerings results in great development experience, reduce management overhead and applications can benefit from various out-of-the-box features such as high-availability, performance and cost optimization. Today, we will see a simple workflow to port an existing .NET core application which…

Introduction AWS CloudWatch is Amazon’s monitoring service which provides logging and alarm functionalities and used with almost every AWS service available. Monitoring helps us drive to improvements of the experience for our stakeholders and architecture. CloudWatch monitors AWS resources using matrices, alarms and alerts. Using the matrices, you can have alarms…

Introduction This is the third post on .NET on AWS series where we are taking a step by step approach to utilize and integrate AWS platform and services with our .NET Core applications. In previous two posts, we covered the basics of .NET apps on AWS including connecting with RDS database…

Introduction In previous Post on this topic, we started by publishing a .NET Core API to AWS Lambda function. Today, we will extend the API and add more functionality to it (database operations) and then redeploy it to AWS Lambda and see how it goes. Database Setup We’ll be using Postgres database (AWS…